Benzothiophene, benzofuran and indole compounds
US6302837A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2000 |
| Grant date | Oct 16, 2001 |
| Priority date | — |
| Expiry date | Oct 13, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D409/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound selected from those of formula (I): ##STR1## wherein: PA1 X represents oxygen, sulphur, or NR.sub.3 wherein R.sub.3 is as defined in the description, PA1 Y represents oxygen, sulphur, NR.sub.3, or may represent single bond in certain cases, PA1 T represents nitrogen, carbon, or CH, PA1 A represents single bond, alkylene, arylene, cycloalkylene, heterocycloalkylene, heteroarylene, or --SO.sub.2 --R.sub.4 -- wherein R.sub.4 is as defined in the description, PA1 W represents hydroxy, alkoxy, aryloxy, arylalkoxy, cycloalkyloxy, heterocycloalkyloxy or heteroaryloxy, or hydroxyamino, PA1 U.sub.1 represents hetero, or alkylene wherein one or more of carbon may optionally be replaced by one or more hetero atoms, PA1 V.sub.1 represents arylene, heteroarylene,or heterocycloalkylene, PA1 U.sub.2 represents single bond, hetero or alkylene wherein one or more carbon may optionally be replaced by one or more hetero atoms, PA1 V.sub.2 represents aryl, heteroaryl, or heterocycloalkyl, PA1 Ra, Rb, Rc, which may be identical or different, each independently of the others represents a group as defined in the description, PA1 R.sub.1 represents aryl substituted by from one to five substitue…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.